MCP Swift Example Server

@devyhan

Repository

Basic information

About MCP Swift Example Server

Example MCP(Model Context Protocol) Server Impl

#mcp #swift#example-server

MCP Swift Example Server config

No standard config provided

This server doesn't expose a parseable MCP config block in its README. See the repository for install instructions.

Repository

MCP Swift Example Server tools

Tool list not available yet

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We auto-extract tools from the README. The maintainer can list them under a ## Tools heading to populate this section.

Overview

What is MCP Swift Example Server?

A basic example server demonstrating how to create a simple Model Context Protocol (MCP) server using the Swift MCP SDK. It communicates over standard input/output (stdio) and is compatible with applications like Claude Desktop.

How to use MCP Swift Example Server?

Clone the repository, build with swift build -c release, then add the absolute path to the compiled executable to your claude_desktop_config.json under mcpServers. An optional client example is available in the Examples directory.

Key features of MCP Swift Example Server

Sets up a basic MCP server using the Swift SDK
Defines and registers a custom tool (swift_echo)
Handles ListTools and CallTool requests
Uses StdioTransport for communication
Detailed logging to stderr

Use cases of MCP Swift Example Server

Learning how to build an MCP server in Swift
Testing the MCP protocol with a simple echo tool
Integrating custom tools into Claude Desktop
Experimenting with the Swift MCP SDK

Frequently asked questions

What are the runtime requirements?

macOS 13 or later and Swift 5.9 or later are required.

How does the server communicate?

It communicates over standard input/output (stdio) using the `StdioTransport`.

What tool does this server provide?

It provides a single tool named `swift_echo`, which echoes input back to the caller.

How do I configure Claude Desktop to use this server?

Add an entry to your `claude_desktop_config.json` with the server name and the absolute path to the compiled executable as the command.

Where is the source code located?

The project structure includes `main.swift` (entry point), `MCPServer` (protocol implementation), and `EchoToolbox` (tool provider).

Comments

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